[G] Mechanical Properties of Materials and Sturucture

10:00 AM - 10:15 AM JST(1:00 AM - 1:15 AM UTC)

[169] Revisiting dynamic strain aging from atomic scale to macroscopic stress response under applied stress

○Sukyoung Hwang¹, Naohiro Nishikawa², Tomohito Tsuru³, Myeong-heom Park², Toshiyuki Fujii¹, Nobuhiro Tsuji² (1. Institute of Science Tokyo, 2. Kyoto University, 3. Japan Atomic Energy Agency)

Keywords:

Dynamic Strain Aging,Serration behavior,High-Mn steel

In FCC steels, DSA occurs during deformation despite the limited carbon diffusion at room temperature. This study aims to clarify the micro/nanoscale origin of serrations under applied stress.